Grade 7 Science Worksheets

Learning Objectives

• Define heat capacity and specific heat capacity.
• Explain how heat capacity affects heating processes.
• Calculate energy needed to heat a substance using specific heat capacity data.+ Show more

Learning Objectives

• Understand different types of thermometers and their appropriate ranges and uses.
• Explain the principles behind Celsius scale conventions and fixed points.
• Recognize factors affecting temperature measurement accuracy and reliability.+ Show more

Learning Objectives

• Understand how producers capture sunlight and convert it into chemical energy.
• Identify the roles of consumers and decomposers in ecosystems.
• Explain the flow of energy through food chains and webs.+ Show more

Learning Objectives

• Understand how scaling impacts the physical properties of structures and objects.
• Analyze the relationships between surface area, volume, and forces in different scales.
• Explain how fluid flow behaviors such as Reynolds number change with scale.+ Show more

Learning Objectives

• Identify and interpret measures of center (mean, median, mode) and spread (IQR, variance) in data about natural phenomena.
• Choose appropriate visual summaries (histograms and box plots) to describe distribution and outliers.
• Explain how sample size and outliers affect uncertainty and confidence in statistical conclusions.+ Show more

Learning Objectives

• Explain how buoyancy and density variations cause convective circulation in air and water
• Describe how temperature gradients influence the strength and heat-transport rate of convection
• Connect convection to real-world phenomena such as sea and land breezes, thermals, and lake overturning+ Show more

Learning Objectives

• Explain how empirical investigations (observations and measurements) help build scientific knowledge.
• Describe how evidence and peer community evaluation can support, refine, or replace scientific explanations.
• Use the idea of uncertainty to explain why scientific models can change when new data appear.

Learning Objectives

• Understand how inclined planes distribute work and force components.
• Calculate and interpret mechanical advantage in inclined planes.
• Explore practical applications of inclined planes in Alberta contexts.+ Show more

Learning Objectives

• Understand the properties of solids, liquids, and gases.
• Explain why particles in solids are tightly packed and how this affects their shape.
• Identify characteristics that distinguish solids from liquids and gases.+ Show more

Learning Objectives

• Explain the concept of potential energy and how it is stored in different systems.
• Identify and describe examples of gravitational, elastic, and magnetic potential energy.
• Analyze how changes in the arrangement of objects affect stored potential energy.+ Show more

Learning Objectives

• Explain how conservation status is determined using population trends, threats, and recovery potential
• Interpret evidence about species vulnerability by connecting land use, genetic diversity, and habitat connectivity
• Use conservation-status concepts to describe how assessments support regional conservation priorities

Learning Objectives

• Understand how human activities impact Earth's spheres and create feedback loops.
• Identify examples of human activities that influence the atmosphere, biosphere, and geosphere.
• Explain how feedback mechanisms can amplify or reduce environmental changes.+ Show more

Learning Objectives

• Explain how energy transfers during physical processes such as heating and motion.
• Describe how energy conservation applies in real-world phenomena like friction.
• Identify different forms of energy and how they can be redistributed without being lost.+ Show more

Learning Objectives

• Describe how seismic activity is related to fault movement and tectonic stress.
• Identify the different types of faults and their seismic signatures.
• Explain how earthquake energy propagates through the Earth and factors influencing earthquake intensity.+ Show more

Learning Objectives

• Understand how materials expand and contract when heated or cooled
• Identify examples of phase changes due to temperature variations
• Explain how microscopic particle motion influences macroscopic properties+ Show more

Learning Objectives

• Identify key concepts of indigenous ecological practices
• Recognize the importance of oral histories in ecological understanding
• Understand how place-based knowledge influences land stewardship+ Show more

Learning Objectives

• Explain ecological succession as predictable changes in community composition after a disturbance.
• Distinguish primary succession from secondary succession and describe typical stages in each.
• Describe how abiotic changes (such as soil development) and biotic interactions (such as competition and facilitation) drive species turnover.

Learning Objectives

• Understand the differences between elements and compounds.
• Identify examples of elements and compounds.
• Learn about atomic composition, bonding, and properties of elements and compounds.+ Show more

Learning Objectives

• Identify independent, dependent, and controlled variables in investigations
• Construct operational definitions for measurable dependent variables
• Design fair tests by selecting appropriate measurement criteria+ Show more

Learning Objectives

• Explain how diffusion and osmosis are passive transport processes driven by concentration differences
• Describe how semipermeable membranes affect the movement of water during osmosis
• Predict how factors like temperature, surface area, and concentration gradient can change transport rate

Learning Objectives

• Explain how reproductive isolation can contribute to speciation
• Describe how geographic separation can drive lineage splitting
• Explain how polyploidy can create new plant species+ Show more

Learning Objectives

• Explain how atoms are conserved during digestion and biosynthesis
• Describe carbon cycling through digestion, biosynthesis, and respiration
• Describe nitrogen cycling through organisms and nitrogenous waste+ Show more

Learning Objectives

• Compare particle, ball-and-stick, and lattice models of matter
• Relate subatomic particles to atomic number and formula notation
• Explain covalent and ionic bonding patterns+ Show more

Learning Objectives

• Explain how weathering, erosion, transport, and deposition change Earth's surface
• Compare mechanical and chemical weathering effects on rocks and soil
• Describe how rivers, coasts, and glaciers change landforms over time+ Show more

Learning Objectives

• Explain how potential energy depends on position or arrangement
• Identify gravitational potential energy in physical systems
• Identify elastic potential energy in arranged or compressed objects+ Show more

Learning Objectives

• Describe equilibrium using a vector sum of forces equal to zero
• Differentiate static and dynamic equilibrium using net force
• Relate net force and acceleration to motion outcomes+ Show more

Learning Objectives

• Describe thermal energy transfer through conduction, convection, and radiation
• Identify evidence of heat transfer from temperature changes
• Compare heat transfer rates across different materials and modes+ Show more

Learning Objectives

• Understand what chemical properties are and how they differ from physical properties.
• Recognize common chemical reactions such as reactivity with acids and bases, combustion, and corrosion.
• Identify indicators of chemical change, including gas evolution, color change, and precipitate formation.+ Show more

Learning Objectives

• Understand the principles of momentum conservation during collisions.
• Differentiate between elastic and inelastic collisions and their effects on moving objects.
• Apply quantitative concepts to analyze motion changes during collisions involving mass and velocity.+ Show more

Learning Objectives

• Identify observable signs that indicate a chemical reaction has occurred.
• Describe examples of chemical reactions demonstrating indicators like gas production, precipitate formation, and color change.
• Understand the principles of mass conservation in chemical processes.+ Show more

Learning Objectives

• Define population variation and trait frequency using measurable examples
• Explain how inherited differences and recombination contribute to differences among individuals
• Describe how environmental pressures can change trait frequencies across generations

Learning Objectives

• Identify physical properties such as melting point, boiling point, density, magnetism, conductivity, solubility, and color as observable characteristics of matter.
• Explain how different physical properties can help distinguish components in mixtures.
• Use measured changes in behavior (heat response and dissolving) to support reasoning about substances.

Learning Objectives

• Understand the difference between elements and compounds based on atomic composition and properties.
• Identify characteristic features such as melting point, conductivity, and fixed ratios of atoms in compounds.
• Explain how chemical bonding and composition affect the properties of substances.+ Show more

Learning Objectives

• Understand predator-prey relationships and their role in ecosystems
• Identify examples of mutualism, parasitism, competition, and predation
• Learn how niche partitioning reduces competition among species+ Show more

Learning Objectives

• Explain how scientific models represent natural phenomena using relationships like cause-and-effect or energy transfer.
• Evaluate how well a model matches observations and whether its predictions agree with new evidence.
• Distinguish models from exact replicas and describe how models guide scientific reasoning.

Learning Objectives

• Explain how simple mechanisms transfer motion or force from an input to an output
• Use relationships like gear ratio and mechanical advantage to predict changes in speed and force
• Compare mechanisms (gears, pulleys, levers, linkages) based on design criteria and constraints

Learning Objectives

• Explain how urban heat island effects raise night-time temperatures and alter local microclimates.
• Describe how surface materials, vegetation, evapotranspiration, and building geometry influence heat retention and airflow.
• Evaluate mitigation strategies such as cool pavements, added urban greenery, and strategic shading.

Learning Objectives

• Understand and identify different measurable physical properties of substances.
• Describe how properties like density, melting point, and solubility help in material identification.
• Compare and analyze the importance of physical properties in separating mixtures and selecting materials.+ Show more

Learning Objectives

• Understand the concepts of potential and kinetic energy.
• Identify examples of stored energy and moving energy in everyday objects.
• Explain how height influences stored energy in objects.+ Show more

Learning Objectives

• Understand measures of central tendency: mean, median, mode
• Interpret variability through range and interquartile range
• Compare data sets visually using graphs like histograms and box plots+ Show more

Learning Objectives

• Understand how to interpret data and observations to support scientific claims.
• Learn to identify changes in data curves and compare values to evaluate evidence.
• Explain why certain evidence supports specific scientific explanations over others.+ Show more

Learning Objectives

• Explain how physical and chemical properties help predict whether substances will react.
• Use evidence of chemical change (new substances, gas, color change, temperature change) to justify predictions.
• Identify likely reaction outcomes by applying trends in reactivity, acid–base behavior, flammability, and solubility.

Learning Objectives

• Identify the signs indicating a chemical reaction has occurred
• Understand examples of chemical indicators such as gas production and precipitate formation
• Explain how energy changes and mass measurements relate to chemical reactions+ Show more

Learning Objectives

• Explain what air masses are and how their temperature and moisture affect weather.
• Describe how fronts form when air masses with different properties meet.
• Compare cold fronts and warm fronts based on lifting, timing, and precipitation patterns.+ Show more

Learning Objectives

• Explain how tensile, compression, and bending tests describe material behavior under different forces.
• Identify non-destructive testing methods and describe what they detect or measure.
• Describe how anisotropy and strain localization can change material performance in timber and composite materials.+ Show more

Learning Objectives

• Identify structures that increase surface area in cells
• Understand how surface area influences cell efficiency
• Explore adaptations that enhance material exchange in cells+ Show more

Learning Objectives

• Define acceleration and explain how velocity changes over time.
• Describe how force and mass influence acceleration.
• Identify patterns of constant and changing acceleration.+ Show more

Learning Objectives

• Understand how to interpret distance–time and speed–time graphs.
• Learn how to determine slope meanings, area under curves, and rates from graphs.
• Apply graphing techniques to real-world motion scenarios, such as downhill runs.+ Show more